Compound Q&A

What are the physical and chemical properties of Sodium dihydrogen phosphate (CAS: 7632-05-5)?

Answer

Sodium dihydrogen phosphate
Sodium dihydrogen phosphate (CAS: 7632-05-5) is a white crystalline solid with a molecular weight of 120.04 g/mol. It has a solubility of 142 g/100 mL water at 25°C and is slightly soluble in ethanol. Chemically, it is an ionic compound that reacts with bases to form sodium phosphate and with acids to release phosphoric acid. It is stable under normal conditions but should be stored in a cool, dry place away from direct sunlight.

About

CAS No 7632-05-5
English Name Sodium dihydrogen phosphate
Molecular Formula H2NaO4P
Molecular Weight 121.99 g/mol
EINECS 231-558-5
SMILES OP(=O)(O)[O-].[Na+]
InChIKey AJPJDKMHJJGVTQ-UHFFFAOYSA-M
Last Updated: 2026-03-25 23:49

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